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A comment on A Simple Logical Puzzle That Shows How Illogical People Are. Parent comment

Re:A Simple Logical Puzzle That Shows How Illogical People Are by GrinningFool on Friday May 22, 2015 @02:48PM (#9590206)
Valid point. There was no rule that said each card has a number one side and a color on the other.
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Re:A Simple Logical Puzzle That Shows How Illogical People Are by Jtsummers on Friday May 22, 2015 @02:53PM (#9590247)
> In one version of the task, one subject (always one—he spurned testing subjects in groups) is presented with four cards lying flat on a table, each with a single-digit number on one face and one of two colors on the other.

From the article. All the needed information is present.

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